When Gus bumps into an ex at a wedding, Mickey realizes there’s a lot she still doesn’t know about his past.

The fragile truce between the vampires and Staten Island’s werewolves is tested, and Colin Robinson finds romance with a new co-worker.

Marge turns to a series of parenting experts for advice when she becomes worried that Bart is destined for failure; Homer decides to open a trophy store; Grampa gives Bart…